Average annual temperature is 26.4 °C
Absolute maximum temperature: 39.0 °C
Absolute minimum temperature: 16.1 °C
Number of sunny days: 173 days
Number of rainy days: 192 days
Look at detailed online map of Sérou
* Weather data for Sérou Benin is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 36.9 | 38.3 | 39.0 | 38.4 | 36.8 | 32.5 | 31.5 | 31.4 | 33.5 | 35.6 | 35.0 | 35.3 |
| Average daytime temperature (°C) | 34.3 | 36.1 | 35.8 | 35.8 | 33.7 | 30.2 | 30.0 | 28.8 | 30.2 | 32.6 | 34.1 | 33.6 |
| Average temperature (°C) | 26.1 | 28.1 | 28.5 | 28.9 | 27.4 | 25.2 | 24.9 | 24.3 | 24.8 | 26.1 | 27.0 | 25.1 |
| Average night temperature (°C) | 19.1 | 20.8 | 22.8 | 23.6 | 23.2 | 22.1 | 21.8 | 21.5 | 21.4 | 21.7 | 21.0 | 18.2 |
| Absolute minimum temperature (°C) | 16.5 | 18.6 | 19.2 | 22.6 | 22.2 | 21.1 | 21.2 | 20.8 | 19.9 | 20.5 | 18.1 | 16.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.6 | 11.8 | 12.1 | 12.3 | 12.6 | 12.7 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.1 | 10.0 | 9.2 | 9.5 | 9.7 | 8.5 | 8.6 | 7.6 | 8.3 | 9.4 | 10.6 | 10.4 |
| Precipitation (mm) | 0 | 1 | 21 | 31 | 107 | 172 | 176 | 335 | 148 | 82 | 21 | 0 |
| Sunny days | 31 | 26 | 22 | 14 | 7 | 2 | 1 | 1 | 0 | 15 | 23 | 31 |
| Rainy days | 0 | 2 | 9 | 16 | 24 | 28 | 30 | 30 | 30 | 16 | 7 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sérou is at